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8-Anilino-1-naphthalenesulfonic acid hemimagnesium salt hydrate

SIGMA/10419 - for fluorescence, ≥95.0% (T)

Synonym: 1,8-ANS magnesium salt; ANSA magnesium salt; Magnesium 8-anilino-1-naphthalenesulfonate hydrate; N-Phenyl peri acid magnesium salt

CAS Number: 18108-68-4
Empirical Formula (Hill Notation): C16H12Mg0.5NO3S · xH2O
Molecular Weight: 310.49 (anhydrous basis)
EC Number: 242-004-7
MDL Number: MFCD16661224
Linear Formula: C16H12Mg0.5NO3S · xH2O
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-10419-1G 1 g
 $38.60
1/EA		 Add To Favorites
45-10419-25G 25 g
 $287.00
1/EA		 Add To Favorites

 

λmax 465-475 nm
application(s) diagnostic assay manufacturing
hematology
histology
assay ≥95.0% (T)
fluorescence λex 388 nm; λem 470 nm in 0.1 M Tris, 0.2 M KCl, pH 9.0, BSA
form powder
grade for fluorescence
InChI 1S/2C16H13NO3S.Mg.H2O/c2*18-21(19,20)15-11-5-7-12-6-4-10-14(16(12)15)17-13-8-2-1-3-9-13;;/h2*1-11,17H,(H,18,19,20);;1H2/q;;+2;/p-2
InChI key FBANPIUXAXTAFX-UHFFFAOYSA-L
Quality Level 200 
SMILES string O.[Mg++].[O-]S(=O)(=O)c1cccc2cccc(Nc3ccccc3)c12.[O-]S(=O)(=O)c4cccc5cccc(Nc6ccccc6)c45
solubility hot water: 50 mg/mL, green
storage temp. room temp
Features and Benefits: Fluorescent probe for the estimation of the CMC of surfactants.
General description: ANSA (8-Anilino-1-naphthalenesulfonic acid) is a hydrophobic polarity sensitive fluorescent dye useful as a site probe to detect conformational changes in cell and micelle membranes and molecules such as proteins. ANSA is also used as a fluorescent probe for the estimation of the critical micelle concentration (CMC) of surfactants.
Purity ≥95.0% (T)
Storage Temp. room temp
UNSPSC 12171500

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